Ask question

Ask question

All categories

MariettaO [177]

2 years ago

15

The sum of the digits of a two-digit number is 13. Twice the first digit is 1 less than the second digit. What is the two digit

number. Create a system of equations and solve.

1 answer:

Alex2 years ago

4 0

Answer:

6 and 7

Step-by-step explanation:

10(13-X) + X= 13-9X. 3×2=6. 7-6=1. 7+6=13

You might be interested in

rob is asked to graph this system of equations: 6x + 2y = 5; y + 3x =2; how many times will the lines intersect? A. there is no

9966 [12]

Answer:

C

Step-by-step explanation:

A and B are wrong and with D they wouldn't be lines so imma go with C.

Sorry if it's wrong.

6 0

2 years ago

"I think of a number, take away 1 and multiply the result by 3."

iogann1982 [59]

Answer:

I got 6.

Step-by-step explanation:

I picked my number to be 3. I took away 1 to make it 2. I then multiplied 2 by 3, to get 6.

3 0

2 years ago

Read 2 more answers

A grocery store owner is planning a display by stacking cans of soup in a pyramid. The top row of the stack will have 1 can, the

Artyom0805 [142]

Answer:

144?

Step-by-step explanation:

1+3+5+7+9+11 blah blah blah...

1+3+5+7+9+11+13+15+17+19+21+23 which gives 144.

5 0

3 years ago

Which statement could be used to conclude that this parallelogram is a rhombus?

tatuchka [14]

A parallelogram is a four-sided shape where the opposite sides are parallel to each other.
A rhombus is a parallelogram with the four sides equal.
Some of the properties of a rhombus are:
<span>1.) All sides are parallel and equal.
2.) Opposite angles are equal
3.) Consecutive angles add up to 180 degrees.
4.) <span>The diagonals bisect the angles.</span></span>

6 0

2 years ago

4x+5y=6 and 6x-7y=-20

FinnZ [79.3K]

Answer:

Step-by-step explanation:

4x+5y=6

x= $\frac{6-5y}{4}$

6( $\frac{6-5y}{4}$ )-7y=-20

9-7.5y-7y=-20

-14.5y=-20

y= $\frac{20}{29}$

5( $\frac{20}{29}$ )+4x=6

x= $\frac{37}{58}$

5 0

2 years ago